37.　 You’ll find this map of great ______ in helping you to get round London.

A. price　　　 B. cost　　　 C. value　　　 D. usefulness

36.　 Only when your ideantity has been checked, ______.

A. you are allowed in　　　　　 B. you will be allowed in

C. will you allow in　　　　　 D. will you be allowed in

35.　 I failed in the final examination last term and only then ______ the important studies.

A. I realized　　 B. I had realized　　 C. had I realized　　 D. did I realize

34.　 ______ can you expect to get a pay rise.

A. With hard work　　　　 B. Although work hard

C. Only with hard work　　 D. Now that he works hard

33.　 Tom spent the whole day ______ in the room.

A. lock　　 B. to lock　　 C. locking　　 D. locked

32.　 She has spent forty years ______ research on chimps’ activeties.

A. do　　　 B. to do　　　 C. done　　　 D. doing

31.　 Some passengers complain that it usually ___ so long to fill in travel insurance ducuments.

A. costs　　　 B. takes　　　 C. spends　　　 D. spares

30.　 It is difficult to imagine his ______ the decision without any consideration.

A. accept　　 B. accepting　　 C. to accept　　 D. accepted

29.　 He has always insisted on his ______ Dr. Turner instead of Mr. Turner.

A. having called　　 B. been called　　 C. called　　 D. being called

28.　 Victor apologized for ______ to inform me of the change in the plan.

A. his being not able　 B. him not to be able　 C. his not being able　 D. him to be not able